Todd L. Tappin, CFO & COO at RUBICON PROJECT, INC. (RUBI), sold 211,732 shares at $19.89 ($4.2M) on 2016-04-14, disclosed to the SEC on 2016-04-18.
Open-market sale of $4.2M RUBI by CFO & COO. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $19.89 | 113,485 | $2.3M | 54.2% |
| 2 | $19.40 | 98,247 | $1.9M | 45.8% |
| Total | $19.66 avg | 211,732 | $4.2M | 100% |
| Filing → |
| MGNI | SELL | 2026-09-11 | $118K | — | Filing → |
| RUBI | SELL | 2016-05-17 | $778K | — | Filing → |
| RUBI | SELL | 2016-04-29 | $482K | — | Filing → |